468857128 has 8 divisors (see below), whose sum is σ = 879107130. Its totient is φ = 234428560.

The previous prime is 468857111. The next prime is 468857131. The reversal of 468857128 is 821758864.

It can be written as a sum of positive squares in only one way, i.e., 338486404 + 130370724 = 18398^2 + 11418^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29303563 + ... + 29303578.

Almost surely, 2^468857128 is an apocalyptic number.

It is an amenable number.

468857128 is a deficient number, since it is larger than the sum of its proper divisors (410250002).

468857128 is a wasteful number, since it uses less digits than its factorization.

468857128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58607147 (or 58607143 counting only the distinct ones).

The product of its digits is 860160, while the sum is 49.

The square root of 468857128 is about 21653.1089684599. The cubic root of 468857128 is about 776.8672991550.

It can be divided in two parts, 4688 and 57128, that added together give a palindrome (61816).

The spelling of 468857128 in words is "four hundred sixty-eight million, eight hundred fifty-seven thousand, one hundred twenty-eight".